a hot topic of the debate, medicare, president obama says he based his health care law on romney's own plan for massachusetts. but romney stuck to his promise to repeal the law if elected. and despite being a prominent issue this week on the campaign trail, the candidates did not tackle the topic of immigration. >>> turkey's deputy prime minister says a bill authorizing the use of force against syria is intended as a deterrent and not a declaration of war. that bill was approved by turkey's parliament this morning. turkish troops fired for the second day in retaliation for syrian mortar fire that killed five civilians in a turkish border town. >>> health officials say a deadly meningitis outbreak may be linked to steroid injections manufactured at a massachusetts pharmacy. the drug maker has recalled the steroid used to treat mostly back pain as investigators work to confirm the source of the infection. so far, more than two dozen people have been sickened across five states, four people have died, and experts say those numbers could grow. this type of meningitis is caused by a fungus